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plug gap
Hi,
The gap depends on the ignition coil output, a 50,000 volt coil can use a larger gap like .045 to .050. An msd box can also run a larger gap.
However a high compression engine will need a smaller gap .035 to .040.
A high rpm engine likes .030.
so you tailor it to your combination.
Perry
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F5 cobra Mark 4 roadster, **SOLD** Ruby Wine Red with pearl,
dual 2" roll bars, warmed up 302, Edelbrock AVS carb and heads, E Street aluminum Heads, Comp cam and roller rockers, AOD, 4.10 Eaton Posi, Power Baer/disc brakes, block hugger headers, 2 1/2" under car exhaust, F500 18" black spoke wheels.
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